Essays, Scientific, Political, and Speculative, Volume 1D. Appleton, 1892 |
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Common terms and phrases
action aggregation analogy angular velocities animals arise assume become belief body cause centre changes characters complex compound conception consciousness consequent contrast creatures currents Darwin degree Devonian differentiation direct doctrine Duke of Argyll Earth effects emotions evidence exist fact factor Fauna feelings force formation forms fossils functions further genesis geological gravity greater groups habit heat Hence heterogeneous higher homogeneous human ideas implies increasing individual inferred inheritance John Herschel kind less mammals manifest mass matter medium mental Metazoa modifications motion natural selection Nebular Hypothesis nebulous observed orbits Origin of Species original outer ovum phenomena photosphere planetoids plants present produced progress Protozoa races reason relation remote respect ring rotation satellites Silurian similarly social society Solar Solar System species specific gravity spheroid stars strata stratum structure supposed surface temperature things tion traits tribe truth unlike variations velocity vertebrata
Popular passages
Page 272 - ... as giving life and motion to the whole body; the magistrates, and other officers of judicature and execution, artificial joints; reward and punishment, by which fastened to the seat of the sovereignty every joint and member is moved to perform his duty, are the nerves...
Page 410 - I mean by this expression that the whole organisation is so tied together during its growth and development, that when slight variations in any one part occur, and are accumulated through natural selection, other parts become modified.
Page 429 - So again it is difficult to avoid personifying the word Nature ; but I mean by Nature, only the aggregate action and product of many natural laws, and by laws the sequence of events as ascertained by us.
Page 316 - They possessed no words representing abstract ideas ; for each variety of gum-tree and wattle-tree, etc., etc., they had a name, but they had no equivalent for the expression, ' a tree ; ' neither could they express abstract qualities, such as hard, soft, warm, cold, long, short, round, etc. ; for ' hard,' they would say ' like a stone,' for ' tall,' they would say ' long legs,' etc., and for ' round,' they said
Page 373 - Like changes are known to occur in some gaseous, non-metallic elements, as oxygen ; and also in metallic elements, as antimony. These total changes of properties, brought about without any changes to be called chemical, are interpretable only as due to molecular rearrangements; and, by showing that difference of property is producible by difference of arrangement, they support the inference otherwise to be drawn, that the properties of different elements result from differences of arrangement arising...
Page 272 - For by art is created that great Leviathan called a Commonwealth, or State, in Latin Civitas, which is but an artificial man...
Page 6 - ... principle. And thus they can show that throughout all organic nature there is at work a modifying influence of the kind they assign as the cause of these specific difi'erences : an influence which, though slow in its action, does, in time, if the circumstances demand it, produce marked changes...
Page 25 - Nay, more, this subdivision of functions shows itself not only among the different parts of the same nation, but among different nations. That exchange of commodities which free-trade promises so greatly to increase will ultimately have the effect of specializing, in a greater or less degree, the industry of each people.